On 9th August 2013, officers found a Harrington & Richardson revolver and a converted blank-firing Mac10 machine gun together with ammunition in the back garden of an address on Tubbs Road, Brent.
On 2nd September 2013, Nathan Marshall was stopped while he was travelling in a minicab by armed officers on St John’s Wood Road, Westminster.
Marshall had been a back seat passenger in the minicab.
A carrier bag containing a Czech Model Vz26 Sub Machine together with ammunition was found in the back of the vehicle.
At a previous hearing in 2014, Marshall had pleaded guilty to possession of the Czech machine gun found in the minicab.
Nathan Marshall, whose 25 years old and from Balham was sentenced at the Old Bailey on Tuesday, 12th May having pleaded guilty to the possession of the other weapons found by the police.
Detective Inspector Keely Smith of the Serious Organised Crime Command said:
The Special Projects Team is committed to removing lethal weapons from the hands of dangerous criminals in order to keep London safe.